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SNC572 Datasheet Two Channel Direct Drive Speech Controller

Manufacturer: SONiX

Overview: SNC572 Two Channel Direct Drive Speech Controller 1 INTRODUCTION SNC572 is a two-channel voice synthesizer IC with PWM direct drive circuit. It built-in a 4-bit tiny controller with one 4-bit input port and two 4-bit I/O ports. By programming through the tiny controller in SNC572, user’s varied applications including voice section combination, key trigger arrangement, output control, and other logic functions can be easily implemented.

General Description

I Bit3 ~ Bit0 of Input port 1 I/O Bit3 ~ Bit0 of I/O port 2 I/O Bit3 ~ Bit0 of I/O port 3 P Positive power supply P Negative power supply I Reset pin (active high) O Oscillator / Crystal Out O Positive Output of PWM or DA output O Negative Output of PWM Ver: 1.2 2 November 26, 2002 SNC572 Two Channel Direct Drive Speech Controller 5 FUNCTION DESCRIPTIONS 5.1.

Oscillator SNC572 accept RC type oscillator for system clock.

The typical circuit diagram for oscillator is listed as follow.

Key Features

  • Single power supply 2.4V.
  • 5.5V 42 seconds voice capacity are provided(@6KHZ sample rate) Built in a 4-bit tiny controller One 4-bit input port and two 4-bit I/O ports are provided 128.
  • 4 bits RAM are provided 132K.
  • 10 ROM size are provided for voice data and program Maximum 16k program ROM is provided Readable ROM code data IR carrier signal is provided Built in a high quality speech synthesizer Adaptive playing speed from 2.5k-20kHz is provided Two independent voice channels (Cha.

More Datasheets from SONiX

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SNC573 Two Channel Direct Drive Speech Controller
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SNC572 Distributor